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A21e — King's English Variation, Kramnik-Shirov Counterattack (1990)
1.c4 e5 2.Nc3 Bb4
Les coups candidats
Ambassadeurs : Hector, Jonny (33x), Anand, Viswanathan (19x), Caruana, Fabiano (19x), Volkov, Sergey (16x), Shirov, Alexei (13x), Lalic, Bogdan (12x), Vakhidov, Jakhongir (11x), Soffer, Ram (10x)
Ambassadeurs : Miezis, Normunds (64x), Uhlmann, Wolfgang (17x), ? (12x), Vatter, Hans-Joachim (11x), Hodgson, Julian M (8x), Kalinitschew, Sergey (8x), Psakhis, Lev (6x), Etmans, Maarten (6x)
3.Qc2 — 11.4% (1019 parties)
Ambassadeurs : Bischoff, Klaus (12x), McNab, Colin A (10x), Linqvist, Grels (6x), Shaw, John (4x), Bednarski, Jacek (4x), Mainka, Gregor (4x), Jeske, Eckhard (4x), ? (4x)
3.Nf3 — 8.3% (739 parties)
Ambassadeurs : Taimanov, Mark (5x), Belchev, Branimir Petrov (5x), Pribyl, Josef (4x), Knott, Simon J B (4x), Vass, Viktor (4x), Rohde, Michael (3x), Van der Linden, Willem (3x), Arkell, Keith C (3x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 3.Nd5 3.g3 3.Qc2 3.Nf3
<1800 531 37% 27% 10% 8%
1800-2200 2918 37% 31% 11% 8%
2200-2600 4290 43% 26% 13% 8%
2600+ 303 74% 10% 7% 4%
Évolution par décennie (% des parties)
Décennie N parties 3.Nd5 3.g3 3.Qc2 3.Nf3
1950s 3 67% 33%
1960s 4 50% 25% 25%
1970s 24 33% 29% 21%
1980s 422 11% 34% 22% 15%
1990s 1656 33% 33% 12% 8%
2000s 1965 33% 32% 10% 10%
2010s 2730 45% 26% 11% 8%
2020s 2153 55% 18% 10% 5%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
3.Nd5 45% 55% ▲ +9.8%
3.g3 26% 18% ▼ -8.4%
3.Qc2 11% 10% ▼ -1.7%
3.Nf3 8% 5% ▼ -2.9%
Joueurs célèbres
Champions du monde dans cette position
Ju, Wenjun — 10 parties
Anand, Viswanathan — 10 parties
Carlsen, Magnus — 9 parties
Kramnik, Vladimir — 5 parties
Ding, Liren — 4 parties
Gukesh D — 3 parties
Tal, Mikhail — 2 parties
Karpov, Anatoly — 2 parties
Kasparov, Garry — 1 partie
Botvinnik, Mikhail — 1 partie
Parties historiques
3.Nd5 — 40.7% (3645 parties)
1965 — Welling, N. vs Sneiders, E. — 0-1 — ?
1965 — Shipov, Boris vs Liu, Wenzhe — 0-1 — Shanghai CHN
1976 — Katalymov, Boris vs Gurgenidze, Bukhuti — 1-0 — Rostov RUS
1976 — Katalimov, B vs Gurgenidze, Bukhuti — 1-0 — Rostov on Don
1976 — Kozlov, Aleksander vs Gurevich, Alexander — 1/2-1/2 — Dnepropetrovsk
3.g3 — 27.3% (2442 parties)
1957 — Joyner, Lionel vs Ridout, Howard — 1-0 — Vancouver
1959 — Mack, Andrew L vs Mowery — 0-1 — ?
1961 — Pachman, Ludek vs Opocensky, Karel — 1-0 — Kosice
1975 — Anetbaev, Berik vs Chebanenko, Vecheslav — 0-1 — Riga LAT
1976 — Hernandez Onna, Roman vs Haik, Aldo — 1/2-1/2 — Lanzarote
3.Qc2 — 11.4% (1019 parties)
1957 — Vaitonis, Povilas vs Ridout, Howard — 1-0 — Vancouver
1961 — Skacel, Jan vs Altschul, Milos — 0-1 — Kosice
1980 — Whitehead, Jay Edwin vs Fritzinger, Dennis — 1-0 — San Francisco, CA USA
1980 — Lucena, Lincoln vs Jacobs, Byron A — 0-1 — London ENG
1980 — Bronstein, David I vs Eingorn, Vereslav S — 0-1 — USSR
3.Nf3 — 8.3% (739 parties)
1977 — Noradounghian, Georges vs Massot, Jean-claude — 1/2-1/2 — Le Touquet
1977 — Noradounghian, Georges vs Cursoux, Gerard — 1/2-1/2 — Le Touquet
1978 — Magerramov, Elmar vs Chekhov, Valery A — 1/2-1/2 — Baku AZE
1979 — Lengyel, Levente vs Pribyl, Josef — 1/2-1/2 — Graz Graz AUT
1979 — Vilela De Acuna, Jose Luis vs Pribyl, Josef — 0-1 — Decin CZE